Fuzz introspector: FuzzDrivers
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked Calltree index Parent function Callsite Largest blocked function
41 39 gpsd_poll call site: 00039 packet_get1_chunked
35 412 gpsd_poll call site: 00412 gpsd_set_speed
8 449 gpsd_get_speed call site: 00449 gpsd_serial_isatty
6 530 earth_distance_and_bearings call site: 00530 sin
5 187 nextstate call site: 00187 gpsd_log
4 343 packet_unstash call site: 00343 gpsd_log
3 23 gpsd_acquire_reporting_lock call site: 00023 strerror
3 34 gpsd_release_reporting_lock call site: 00034 strerror
3 100 nextstate call site: 00100 gpsd_log
3 365 gpsd_poll call site: 00365 gpsd_log
3 387 strlcpy call site: 00387 gmtime_r
2 30 gpsd_vlog call site: 00030 syslog

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 gpsd_clear [function] [call site] 00001
2 clock_gettime [call site] 00002
2 lexer_init [function] [call site] 00003
3 clock_gettime [call site] 00004
3 packet_reset [function] [call site] 00005
4 isgps_init [function] [call site] 00006
2 gps_clear_att [function] [call site] 00007
3 gps_clear_base [function] [call site] 00008
2 gps_clear_dop [function] [call site] 00009
2 gps_clear_fix [function] [call site] 00010
3 gps_clear_base [function] [call site] 00011
2 gps_clear_gst [function] [call site] 00012
2 memset_volatile [function] [call site] 00013
2 time [call site] 00014
1 write [call site] 00015
1 __errno_location [call site] 00016
1 gpsd_poll [function] [call site] 00017
2 gps_clear_fix [function] [call site] 00018
2 clock_gettime [call site] 00019
2 gpsd_log [function] [call site] 00020
3 gpsd_vlog [function] [call site] 00021
4 gpsd_acquire_reporting_lock [function] [call site] 00022
5 pthread_mutex_lock [call site] 00023
5 strerror [call site] 00024
5 fprintf [call site] 00025
5 exit [call site] 00026
4 snprintf [call site] 00027
4 vsnprintf [call site] 00028
4 getpid [call site] 00029
4 getsid [call site] 00030
4 syslog [call site] 00031
4 fputs [call site] 00032
4 gpsd_release_reporting_lock [function] [call site] 00033
5 pthread_mutex_unlock [call site] 00034
5 strerror [call site] 00035
5 fprintf [call site] 00036
5 exit [call site] 00037
2 gpsd_log [function] [call site] 00038
2 packet_get1 [function] [call site] 00039
3 packet_get1_chunked [function] [call site] 00040
4 gpsd_log [function] [call site] 00041
4 gpsd_log [function] [call site] 00042
4 __errno_location [call site] 00043
4 gpsd_log [function] [call site] 00044
4 read [call site] 00045
4 strerror [call site] 00046
4 gpsd_log [function] [call site] 00047
4 gpsd_log [function] [call site] 00048
4 gpsd_log [function] [call site] 00049
4 strerror [call site] 00050
4 gpsd_log [function] [call site] 00051
4 gps_hexdump [function] [call site] 00052
4 gpsd_log [function] [call site] 00053
4 gpsd_log [function] [call site] 00054
4 gpsd_log [function] [call site] 00055
4 strtol [call site] 00056
4 gpsd_log [function] [call site] 00057
4 gps_hexdump [function] [call site] 00058
4 gpsd_log [function] [call site] 00059
4 gpsd_log [function] [call site] 00060
4 gpsd_log [function] [call site] 00061
4 gps_hexdump [function] [call site] 00062
4 gpsd_log [function] [call site] 00063
4 gpsd_log [function] [call site] 00064
4 gps_hexdump [function] [call site] 00065
4 gpsd_log [function] [call site] 00066
4 gpsd_log [function] [call site] 00067
4 gpsd_log [function] [call site] 00068
4 gpsd_log [function] [call site] 00069
4 gps_hexdump [function] [call site] 00070
4 gpsd_log [function] [call site] 00071
4 gpsd_log [function] [call site] 00072
4 gps_hexdump [function] [call site] 00073
4 gpsd_log [function] [call site] 00074
4 gpsd_log [function] [call site] 00075
4 gpsd_log [function] [call site] 00076
4 gpsd_log [function] [call site] 00077
4 gps_hexdump [function] [call site] 00078
4 gpsd_log [function] [call site] 00079
4 packet_parse [function] [call site] 00080
5 nextstate [function] [call site] 00081
6 rtcm2_decode [function] [call site] 00082
7 isgps_decode [function] [call site] 00083
8 gpsd_log [function] [call site] 00084
8 gpsd_log [function] [call site] 00085
8 isgps_parity [function] [call site] 00086
8 gpsd_log [function] [call site] 00087
8 gpsd_log [function] [call site] 00088
8 isgps_parity [function] [call site] 00089
8 gpsd_log [function] [call site] 00090
8 gpsd_log [function] [call site] 00091
8 gpsd_log [function] [call site] 00092
8 gpsd_log [function] [call site] 00093
8 gpsd_log [function] [call site] 00094
8 gpsd_log [function] [call site] 00095
7 preamble_match [function] [call site] 00096
7 length_check [function] [call site] 00097
6 rtcm2_decode [function] [call site] 00098
6 rtcm2_decode [function] [call site] 00099
6 character_pushback [function] [call site] 00100
7 __ctype_b_loc [call site] 00101
7 gpsd_log [function] [call site] 00102
6 gpsd_log [function] [call site] 00103
6 rtcm2_decode [function] [call site] 00104
6 __ctype_b_loc [call site] 00105
6 gpsd_log [function] [call site] 00106
6 character_pushback [function] [call site] 00107
6 character_pushback [function] [call site] 00108
6 character_pushback [function] [call site] 00109
6 __ctype_b_loc [call site] 00110
6 character_pushback [function] [call site] 00111
6 __ctype_b_loc [call site] 00112
6 character_pushback [function] [call site] 00113
6 __ctype_b_loc [call site] 00114
6 character_pushback [function] [call site] 00115
6 __ctype_b_loc [call site] 00116
6 character_pushback [function] [call site] 00117
6 character_pushback [function] [call site] 00118
6 character_pushback [function] [call site] 00119
6 memchr [call site] 00120
6 character_pushback [function] [call site] 00121
6 __ctype_b_loc [call site] 00122
6 character_pushback [function] [call site] 00123
6 character_pushback [function] [call site] 00124
6 __ctype_b_loc [call site] 00125
6 character_pushback [function] [call site] 00126
6 character_pushback [function] [call site] 00127
6 __ctype_b_loc [call site] 00128
6 character_pushback [function] [call site] 00129
6 __ctype_b_loc [call site] 00130
6 character_pushback [function] [call site] 00131
6 character_pushback [function] [call site] 00132
6 __ctype_b_loc [call site] 00133
6 character_pushback [function] [call site] 00134
6 character_pushback [function] [call site] 00135
6 __ctype_b_loc [call site] 00136
6 character_pushback [function] [call site] 00137
6 character_pushback [function] [call site] 00138
6 character_pushback [function] [call site] 00139
6 character_pushback [function] [call site] 00140
6 character_pushback [function] [call site] 00141
6 character_pushback [function] [call site] 00142
6 character_pushback [function] [call site] 00143
6 character_pushback [function] [call site] 00144
6 character_pushback [function] [call site] 00145
6 character_pushback [function] [call site] 00146
6 character_pushback [function] [call site] 00147
6 character_pushback [function] [call site] 00148
6 character_pushback [function] [call site] 00149
6 rtcm2_decode [function] [call site] 00150
6 character_pushback [function] [call site] 00151
6 rtcm2_decode [function] [call site] 00152
6 character_pushback [function] [call site] 00153
6 rtcm2_decode [function] [call site] 00154
6 character_pushback [function] [call site] 00155
6 rtcm2_decode [function] [call site] 00156
6 character_pushback [function] [call site] 00157
6 rtcm2_decode [function] [call site] 00158
6 character_pushback [function] [call site] 00159
6 rtcm2_decode [function] [call site] 00160
6 character_pushback [function] [call site] 00161
6 rtcm2_decode [function] [call site] 00162
6 character_pushback [function] [call site] 00163
6 rtcm2_decode [function] [call site] 00164
6 character_pushback [function] [call site] 00165
6 rtcm2_decode [function] [call site] 00166
6 character_pushback [function] [call site] 00167
6 rtcm2_decode [function] [call site] 00168
6 character_pushback [function] [call site] 00169
6 character_pushback [function] [call site] 00170
6 character_pushback [function] [call site] 00171
6 character_pushback [function] [call site] 00172
6 character_pushback [function] [call site] 00173
6 character_pushback [function] [call site] 00174
6 character_pushback [function] [call site] 00175
6 character_pushback [function] [call site] 00176
6 character_pushback [function] [call site] 00177
6 character_pushback [function] [call site] 00178
6 character_pushback [function] [call site] 00179
6 gpsd_packetdump [function] [call site] 00180
7 __ctype_b_loc [call site] 00181
7 gps_hexdump [function] [call site] 00182
6 gpsd_log [function] [call site] 00183
6 gpsd_log [function] [call site] 00184
6 character_pushback [function] [call site] 00185
6 character_pushback [function] [call site] 00186
6 character_pushback [function] [call site] 00187
6 gpsd_log [function] [call site] 00188
6 gpsd_log [function] [call site] 00189
6 spartn_auth_len [function] [call site] 00190
6 gpsd_log [function] [call site] 00191
6 gpsd_log [function] [call site] 00192
6 character_pushback [function] [call site] 00193
6 character_pushback [function] [call site] 00194
6 __ctype_b_loc [call site] 00195
6 character_pushback [function] [call site] 00196
6 __ctype_b_loc [call site] 00197
6 character_pushback [function] [call site] 00198
6 oncore_payload_cksum_length [function] [call site] 00199
6 character_pushback [function] [call site] 00200
6 character_pushback [function] [call site] 00201
6 character_pushback [function] [call site] 00202
6 character_pushback [function] [call site] 00203
6 character_pushback [function] [call site] 00204
6 character_pushback [function] [call site] 00205
6 gpsd_log [function] [call site] 00206
6 character_pushback [function] [call site] 00207
6 character_pushback [function] [call site] 00208
6 gpsd_log [function] [call site] 00209
6 character_pushback [function] [call site] 00210
6 character_pushback [function] [call site] 00211
6 character_pushback [function] [call site] 00212
6 gpsd_log [function] [call site] 00213
6 gpsd_log [function] [call site] 00214
6 character_pushback [function] [call site] 00215
6 character_pushback [function] [call site] 00216
6 character_pushback [function] [call site] 00217
6 character_pushback [function] [call site] 00218
6 character_pushback [function] [call site] 00219
6 character_pushback [function] [call site] 00220
6 character_pushback [function] [call site] 00221
6 character_pushback [function] [call site] 00222
6 character_pushback [function] [call site] 00223
6 character_pushback [function] [call site] 00224
6 character_pushback [function] [call site] 00225
6 character_pushback [function] [call site] 00226
6 character_pushback [function] [call site] 00227
6 character_pushback [function] [call site] 00228
6 character_pushback [function] [call site] 00229
6 character_pushback [function] [call site] 00230
6 character_pushback [function] [call site] 00231
6 gpsd_log [function] [call site] 00232
6 character_pushback [function] [call site] 00233
6 character_pushback [function] [call site] 00234
6 character_pushback [function] [call site] 00235
6 character_pushback [function] [call site] 00236
6 character_pushback [function] [call site] 00237
6 character_pushback [function] [call site] 00238
6 character_pushback [function] [call site] 00239
6 character_pushback [function] [call site] 00240
6 character_discard [function] [call site] 00241
7 gpsd_packetdump [function] [call site] 00242
7 gpsd_log [function] [call site] 00243
6 character_pushback [function] [call site] 00244
6 character_pushback [function] [call site] 00245
6 __ctype_b_loc [call site] 00246
6 character_pushback [function] [call site] 00247
6 greis_hex2bin [function] [call site] 00248
6 __ctype_b_loc [call site] 00249
6 character_pushback [function] [call site] 00250
6 greis_hex2bin [function] [call site] 00251
6 __ctype_b_loc [call site] 00252
6 character_pushback [function] [call site] 00253
6 greis_hex2bin [function] [call site] 00254
6 character_pushback [function] [call site] 00255
6 character_pushback [function] [call site] 00256
6 rtcm2_decode [function] [call site] 00257
6 character_pushback [function] [call site] 00258
6 rtcm2_decode [function] [call site] 00259
6 __ctype_b_loc [call site] 00260
6 gpsd_log [function] [call site] 00261
6 __ctype_b_loc [call site] 00262
6 character_pushback [function] [call site] 00263
6 __ctype_b_loc [call site] 00264
6 character_pushback [function] [call site] 00265
6 character_pushback [function] [call site] 00266
6 memchr [call site] 00267
6 character_pushback [function] [call site] 00268
6 memchr [call site] 00269
6 character_pushback [function] [call site] 00270
6 __ctype_b_loc [call site] 00271
6 character_pushback [function] [call site] 00272
6 character_pushback [function] [call site] 00273
6 character_pushback [function] [call site] 00274
6 gpsd_log [function] [call site] 00275
6 character_pushback [function] [call site] 00276
5 __ctype_b_loc [call site] 00277
5 gpsd_log [function] [call site] 00278
5 nmea_checksum [function] [call site] 00279
6 str_starts_with [function] [call site] 00280
7 strncmp [call site] 00281
6 __ctype_b_loc [call site] 00282
6 snprintf [call site] 00283
6 toupper [call site] 00284
6 toupper [call site] 00285
6 gpsd_log [function] [call site] 00286
5 gpsd_log [function] [call site] 00287
5 gpsd_log [function] [call site] 00288
5 gps_hexdump [function] [call site] 00289
5 gpsd_log [function] [call site] 00290
5 gpsd_log [function] [call site] 00291
5 casic_checksum [function] [call site] 00292
5 gpsd_log [function] [call site] 00293
5 gpsd_log [function] [call site] 00294
5 gpsd_log [function] [call site] 00295
5 gpsd_log [function] [call site] 00296
5 gpsd_log [function] [call site] 00297
5 greis_checksum [function] [call site] 00298
6 greis_rotate_left [function] [call site] 00299
6 greis_rotate_left [function] [call site] 00300
5 gpsd_log [function] [call site] 00301
5 gpsd_log [function] [call site] 00302
5 character_discard [function] [call site] 00303
5 gpsd_log [function] [call site] 00304
5 nmea_checksum [function] [call site] 00305
5 gpsd_log [function] [call site] 00306
5 gpsd_log [function] [call site] 00307
5 gpsd_log [function] [call site] 00308
5 gpsd_log [function] [call site] 00309
5 gps_hexdump [function] [call site] 00310
5 gpsd_log [function] [call site] 00311
5 crc24q_check [function] [call site] 00312
6 crc24q_hash [function] [call site] 00313
5 crc24q_hash [function] [call site] 00314
5 gpsd_log [function] [call site] 00315
5 packet_stash [function] [call site] 00316
6 gpsd_log [function] [call site] 00317
6 gpsd_packetdump [function] [call site] 00318
6 gpsd_log [function] [call site] 00319
5 packet_discard [function] [call site] 00320
6 gpsd_log [function] [call site] 00321
6 gpsd_packetdump [function] [call site] 00322
6 gpsd_log [function] [call site] 00323
5 gpsd_log [function] [call site] 00324
5 gpsd_log [function] [call site] 00325
5 gpsd_log [function] [call site] 00326
5 gpsd_log [function] [call site] 00327
5 gpsd_log [function] [call site] 00328
5 gpsd_log [function] [call site] 00329
5 gpsd_log [function] [call site] 00330
5 gpsd_log [function] [call site] 00331
5 gpsd_log [function] [call site] 00332
5 gpsd_log [function] [call site] 00333
5 gpsd_log [function] [call site] 00334
5 gpsd_log [function] [call site] 00335
5 packet_accept [function] [call site] 00336
6 gpsd_packetdump [function] [call site] 00337
6 gpsd_log [function] [call site] 00338
6 gpsd_log [function] [call site] 00339
5 packet_discard [function] [call site] 00340
5 packet_unstash [function] [call site] 00341
6 gpsd_packetdump [function] [call site] 00342
6 gpsd_log [function] [call site] 00343
6 gpsd_log [function] [call site] 00344
4 gps_hexdump [function] [call site] 00345
4 gpsd_log [function] [call site] 00346
4 gpsd_log [function] [call site] 00347
3 __errno_location [call site] 00348
3 read [call site] 00349
3 gpsd_log [function] [call site] 00350
3 strerror [call site] 00351
3 gpsd_log [function] [call site] 00352
3 gpsd_packetdump [function] [call site] 00353
3 gpsd_log [function] [call site] 00354
3 strerror [call site] 00355
3 gpsd_log [function] [call site] 00356
3 gpsd_log [function] [call site] 00357
3 packet_parse [function] [call site] 00358
3 packet_discard [function] [call site] 00359
3 gpsd_log [function] [call site] 00360
3 gpsd_log [function] [call site] 00361
3 gpsd_log [function] [call site] 00362
2 gpsd_log [function] [call site] 00363
2 clock_gettime [call site] 00364
2 TS_NORM [function] [call site] 00365
2 timespec_str [function] [call site] 00366
3 snprintf [call site] 00367
2 gpsd_log [function] [call site] 00368
2 timespec_str [function] [call site] 00369
2 gpsd_log [function] [call site] 00370
2 gpsd_log [function] [call site] 00371
2 strcmp [call site] 00372
2 gpsd_log [function] [call site] 00373
2 strncmp [call site] 00374
2 gpsd_set_century [function] [call site] 00375
3 __isoc99_sscanf [call site] 00376
3 mkgmtime [function] [call site] 00377
4 __errno_location [call site] 00378
4 __errno_location [call site] 00379
3 gpsd_log [function] [call site] 00380
3 gpsd_time_init [function] [call site] 00381
4 putenv [call site] 00382
4 gpsd_log [function] [call site] 00383
4 localtime [call site] 00384
4 timespec_to_iso8601 [function] [call site] 00385
5 strlcpy [function] [call site] 00386
6 strlen [call site] 00387
5 gmtime_r [call site] 00388
5 strftime [call site] 00389
5 snprintf [call site] 00390
4 gpsd_log [function] [call site] 00391
2 gpsd_log [function] [call site] 00392
2 gpsd_log [function] [call site] 00393
2 gpsd_prettydump [function] [call site] 00394
3 gpsd_packetdump [function] [call site] 00395
2 gpsd_log [function] [call site] 00396
2 gpsd_switch_driver [function] [call site] 00397
3 strcmp [call site] 00398
3 gpsd_log [function] [call site] 00399
3 strcmp [call site] 00400
3 gpsd_log [function] [call site] 00401
3 gpsd_assert_sync [function] [call site] 00402
4 cfgetispeed [call site] 00403
3 gpsd_log [function] [call site] 00404
2 gpsd_log [function] [call site] 00405
2 hunt_failure [function] [call site] 00406
3 gpsd_serial_isatty [function] [call site] 00407
4 __errno_location [call site] 00408
4 isatty [call site] 00409
4 strerror [call site] 00410
4 gpsd_log [function] [call site] 00411
2 gpsd_next_hunt_setting [function] [call site] 00412
3 gpsd_serial_isatty [function] [call site] 00413
3 clock_gettime [call site] 00414
3 TS_NORM [function] [call site] 00415
3 gpsd_log [function] [call site] 00416
3 ioctl [call site] 00417
3 __errno_location [call site] 00418
3 strerror [call site] 00419
3 gpsd_log [function] [call site] 00420
3 gpsd_log [function] [call site] 00421
3 gpsd_set_speed [function] [call site] 00422
4 speed2code [function] [call site] 00423
4 cfgetispeed [call site] 00424
4 cfgetispeed [call site] 00425
4 code2speed [function] [call site] 00426
4 gpsd_log [function] [call site] 00427
4 cfsetispeed [call site] 00428
4 cfsetospeed [call site] 00429
4 cfgetispeed [call site] 00430
4 code2speed [function] [call site] 00431
4 gpsd_log [function] [call site] 00432
4 tcsetattr [call site] 00433
4 __errno_location [call site] 00434
4 strerror [call site] 00435
4 gpsd_log [function] [call site] 00436
4 gpsd_flush [function] [call site] 00437
5 tcflush [call site] 00438
5 __errno_location [call site] 00439
5 strerror [call site] 00440
5 gpsd_log [function] [call site] 00441
5 nanosleep [call site] 00442
5 tcflush [call site] 00443
5 __errno_location [call site] 00444
5 strerror [call site] 00445
5 gpsd_log [function] [call site] 00446
4 gpsd_get_speed [function] [call site] 00447
5 cfgetospeed [call site] 00448
5 code2speed [function] [call site] 00449
4 gpsd_log [function] [call site] 00450
4 gpsd_serial_isatty [function] [call site] 00451
4 packet_reset [function] [call site] 00452
4 clock_gettime [call site] 00453
2 clock_gettime [call site] 00454
2 TS_NORM [function] [call site] 00455
2 timespec_str [function] [call site] 00456
2 gpsd_log [function] [call site] 00457
2 gpsd_log [function] [call site] 00458
2 clock_gettime [call site] 00459
2 gpsd_log [function] [call site] 00460
2 time [call site] 00461
2 gpsd_log [function] [call site] 00462
2 gpsd_serial_isatty [function] [call site] 00463
2 gpsd_get_speed [function] [call site] 00464
2 gpsd_log [function] [call site] 00465
2 gpsd_prettydump [function] [call site] 00466
2 gpsd_log [function] [call site] 00467
2 gps_maskdump [function] [call site] 00468
3 strlcat [function] [call site] 00469
4 strlen [call site] 00470
4 strlen [call site] 00471
3 strlcat [function] [call site] 00472
3 strlcat [function] [call site] 00473
2 gpsd_log [function] [call site] 00474
2 gpsd_log [function] [call site] 00475
2 gps_clear_att [function] [call site] 00476
2 gps_clear_dop [function] [call site] 00477
2 gps_clear_fix [function] [call site] 00478
2 gps_merge_fix [function] [call site] 00479
3 strlcpy [function] [call site] 00480
2 fill_dop [function] [call site] 00481
3 sin [call site] 00482
3 cos [call site] 00483
3 cos [call site] 00484
3 cos [call site] 00485
3 sin [call site] 00486
3 gpsd_log [function] [call site] 00487
3 gpsd_log [function] [call site] 00488
3 matrix_invert [function] [call site] 00489
3 gpsd_log [function] [call site] 00490
3 sqrt [call site] 00491
3 sqrt [call site] 00492
3 sqrt [call site] 00493
3 sqrt [call site] 00494
3 sqrt [call site] 00495
3 sqrt [call site] 00496
3 sqrt [call site] 00497
3 gpsd_log [function] [call site] 00498
2 gpsd_error_model [function] [call site] 00499
3 ecef_to_wgs84fix [function] [call site] 00500
4 atan2 [call site] 00501
4 gpsd_sincos [function] [call site] 00502
5 sin [call site] 00503
5 cos [call site] 00504
4 atan2 [call site] 00505
4 gpsd_sincos [function] [call site] 00506
4 pow [call site] 00507
4 pow [call site] 00508
4 atan2 [call site] 00509
4 gpsd_sincos [function] [call site] 00510
4 sqrt [call site] 00511
3 hypot [call site] 00512
3 atan2 [call site] 00513
3 wgs84_separation [function] [call site] 00514
4 bilinear [function] [call site] 00515
3 mag_var [function] [call site] 00516
4 bilinear [function] [call site] 00517
3 earth_distance [function] [call site] 00518
4 earth_distance_and_bearings [function] [call site] 00519
5 tan [call site] 00520
5 atan [call site] 00521
5 tan [call site] 00522
5 atan [call site] 00523
5 sin [call site] 00524
5 cos [call site] 00525
5 sin [call site] 00526
5 cos [call site] 00527
5 sin [call site] 00528
5 cos [call site] 00529
5 atan2 [call site] 00530
5 sin [call site] 00531
5 cos [call site] 00532
5 atan2 [call site] 00533
5 sin [call site] 00534
5 cos [call site] 00535
5 atan2 [call site] 00536
3 earth_distance [function] [call site] 00537
3 asin [call site] 00538
2 time [call site] 00539
2 gpsd_log [function] [call site] 00540
2 gpsd_log [function] [call site] 00541
2 gps_maskdump [function] [call site] 00542
2 gpsd_log [function] [call site] 00543